Peter Maslak, MD, is an expert Hematologic Oncologist, joining Roswell Park as Vice Chair of Clinical Affairs, Director of Flow Cytometry in the Immune Monitoring Shared Resource and the Technical Director of the Flow Cytometry Lab. With more than 25 years’ experience in clinical flow cytometry and immunophenotyping, Dr. Maslak discusses his work, what brought him to Roswell Park, and what excites him about immune monitoring, flow cytometry, and their roles in the future of cellular therapies at Roswell Park.